68589690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{443}}^1$

素因数の和:863

約数の個数: 64

約数和(自身を含む): 178125696

約数和(自身を除く): 109536006

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 397, 443, 794, 886, 1191, 1329, 1985, 2215, 2382, 2658, 3970, 4430, 5161, 5759, 5955, 6645, 10322, 11518, 11910, 13290, 15483, 17277, 25805, 28795, 30966, 34554, 51610, 57590, 77415, 86385, 154830, 172770, 175871, 351742, 527613, 879355, 1055226, 1758710, 2286323, 2638065, 4572646, 5276130, 6858969, 11431615, 13717938, 22863230, 34294845, 68589690]

約数ペア:

[(1, 68589690), (2, 34294845), (3, 22863230), (5, 13717938), (6, 11431615), (10, 6858969), (13, 5276130), (15, 4572646), (26, 2638065), (30, 2286323), (39, 1758710), (65, 1055226), (78, 879355), (130, 527613), (195, 351742), (390, 175871), (397, 172770), (443, 154830), (794, 86385), (886, 77415), (1191, 57590), (1329, 51610), (1985, 34554), (2215, 30966), (2382, 28795), (2658, 25805), (3970, 17277), (4430, 15483), (5161, 13290), (5759, 11910), (5955, 11518), (6645, 10322)]